body{
    font-family: sans-serif;
    color: #555;
    background-color: #eee;
    line-height : 1.5em;
}

header, footer {
    line-height: 2;
	text-align: center;
	color: #555;
	background-color: rgba(0,0,0,0.1);
	border: 1px solid rgba(225,0,0,0.7);
}
h1 {
    font-size: 2.5em;
    color: #DD5735;
}
h2{
    
    font-size: 2em;
    color: #333;
}
h3 {
    font-size: 1.5em;
}
div{
    display : block;
    width : 100%;
    background-color : rgba(0,0,0,0.1);
    margin-bottom : 1em;
}
.marg {
    margin-left : 2em;
    margin-right : 2em;
    width : 90%;
}
.padd{
    padding : 2em;

}
.pb {
    padding : 2em;
	border: 1px solid rgba(225,0,0,0.7);
}
.mpb{
    padding : 2em;
	border: 1px solid rgba(225,0,0,0.7);
	margin-left : 2em;
    margin-right : 2em;
    width : 60%;
}
.mpbbs{
    padding : 2em;
	border: 1px solid rgba(225,0,0,0.7);
	margin : 2em;
    box-sizing: border-box;
    width : 60%;
}